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Drill-mud Particle Size Analysis

May 16, 2016

Truly Portable Instrument Reduces Drilling Costs UPDATED 15 AUGUST 2017 The size distribution of drilling muds is frequently adjusted during the drilling process. As such, the particle size distribution must be measured frequently, several times a day....

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Turbidity vs Laser Diffraction – why LD is better

April 29, 2016

Last updated: 11 May 2016  Turbidity as a surrogate for suspended sediment concentration (SSC) is commonly used and deeply established in practice. The shortcomings of turbidity as a surrogate for SSC are: The calibration changes with grain size; The...

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Sediment Monitoring during Dredging Operations

November 5, 2015

Waterways, Maintenance Dredging, and Contaminated Sediment Removal Dredging is essential for creation or maintenance of navigation channels, as well as for removing contaminated sediments. The contamination of water by dredged sediments is regulated...

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What is a shape model and which should I choose?

September 23, 2013

For the LISST-100X and LISST-Portable particle sizers, the user has an option to choose between two different shape models for inverting the scattering pattern into a size distribution. The two models are called Spherical and Randomly shaped particles. The...

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